/**
 * @program: examples
 * @className: longTest.java
 * @author: River Ray
 * @description:
 * @createTime 2021年05月17日 23:50:00
 */
public class longTest {
   public static void main(String[] args) {
      int a = 1_000_000;
      System.out.println(a);

      String b = "0x12";
      System.out.println(Integer.parseInt( b.substring(2),16));

      String c = "0b11";
      System.out.println(Integer.parseInt(c.substring(2),2));
   }

}
